{
  "package" : "hl7.fhir.r4.examples@4.0.1",
  "definition" : "A threshold applied to the temporal derivative of the concentration-time curve; e.g. used to establish BAT. See Shpilfoygel Med Phys 2008. doi: 10.1118/1.1288669",
  "system" : "http://dicom.nema.org/resources/ontology/DCM",
  "property" : [ ],
  "codesystem" : "5f336dd4-db81-5653-939a-25648922f08e",
  "concept_id" : "e48318bf-af18-5642-b70e-15f6abcac2f6",
  "ancestors" : {
    "126374" : 0
  },
  "id" : "65cd8755-f911-4577-acc9-a4190ddec1f0",
  "code" : "126374",
  "display" : "Temporal Derivative Threshold",
  "version" : "01"
}